The common excavators are driven by two ways: internal combustion engine driven excavator and electric drive excavator. Electric excavators are mainly used in plateau hypoxia and underground mines and other inflammable and explosive places.
According to the size, excavators can be divided into large excavators, medium excavators and small excavators.
According to the way of walking, excavators can be divided into Crawler excavators and wheel excavators.
According to the different transmission modes, the excavators can be divided into hydraulic excavators and mechanical excavators. Mechanical excavators are mainly used in some large mines.
According to the purpose, the excavators can be divided into general excavators, mining excavators, marine excavators, special excavators and so on.
According to the bucket, the excavator can be divided into a shovel excavator, a backhoe excavator, a dragline shovel and a grab shovel. The shovel excavator is mostly used to excavate the materials above the surface. Backhoe excavators are mostly used to excavate the materials below the surface.